If the remote computer lacks internet access, follow these steps to use a license file:

Radmin 3.5.2 is a widely utilized remote desktop solution for IT professionals, prized for its high-speed performance and end-to-end AES-256 bit encryption. To move beyond its 30-day trial period, the software requires a valid license key or license file to activate the Radmin Server component. Understanding the Radmin 3.5.2 License File

In the dialog, enter your key and select Manual activation .

A file generated for a specific computer based on its unique hardware identification key. How to Activate Radmin 3.5.2